1131735-99-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1131735-99-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,1,7,3 and 5 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1131735-99:
(9*1)+(8*1)+(7*3)+(6*1)+(5*7)+(4*3)+(3*5)+(2*9)+(1*9)=133
133 % 10 = 3
So 1131735-99-3 is a valid CAS Registry Number.